Riza Kayaalp, one of two Turkish men to medal at the London Olympics, may face investigations from both the International Olympic Committee and wrestling’s governing body after derogatory and profane tweets, reports the Hurriyet Daily Newsin Turkey.

Kayaalp, an Olympic bronze medalist in Greco-Roman wrestling in 2012, made insensitive tweets about Armenians and Greeks, according to nationalturk.com.

The tweets were in reference to widespread anti-government protests in Turkey last month.

After the June 8 tweets, Kayaalp carried the Turkish flag at the opening ceremony of the Mediterranean Games on June 20.